Item Type: Door Exit Release Button Material: ABS Power On Method: 2 x AA battery (without battery) Unlocking Method: Light touch with slight force Working Voltage: DC12V Application: Suitable Door Type: Wooden door, iron door, security door Package List 1 x Door Exit Release Button 1Strong Sensitivity: The button part of the access controller responds sensitively, and the button feedback is fast and effective. No need to repeat operations and wait. 2Easy to Operate at Night: The button has a weak light, which can be clearly identified at night, suitable for night operation. 3Premium Material: The panel button switch design of the touch sensor switch is stylish and beautiful. The material is made of plastic, strong and durable. 4Easy to Install: This access control is a wire free switch, just put the battery can be used, no slotted wiring required, very simple and convenient. 5Wide Appliacation: Suitable for all kinds of wooden doors, iron doors, security doors. Suitable for access control systems, entrance and exit switches, etc., very practical.